[libc] [llvm] [LLVM] Make the GPU loader utilities an LLVM tool (PR #132096)

LLVM Continuous Integration via llvm-commits llvm-commits at lists.llvm.org
Thu Mar 20 12:43:57 PDT 2025 

llvm-ci wrote:

LLVM Buildbot has detected a new failure on builder `ppc64le-lld-multistage-test` running on `ppc64le-lld-multistage-test` while building `libc,llvm` at step 6 "build-stage1-unified-tree".

Full details are available at: https://lab.llvm.org/buildbot/#/builders/168/builds/9969

<details>
<summary>Here is the relevant piece of the build log for the reference</summary>

```
Step 6 (build-stage1-unified-tree) failure: build (failure)
...
29.466 [1295/36/5164] Building CXX object tools/clang/unittests/Analysis/FlowSensitive/CMakeFiles/ClangAnalysisFlowSensitiveTests.dir/DebugSupportTest.cpp.o
29.487 [1295/35/5165] Building CXX object tools/clang/unittests/Analysis/FlowSensitive/CMakeFiles/ClangAnalysisFlowSensitiveTests.dir/TransferTest.cpp.o
29.500 [1295/34/5166] Building CXX object tools/clang/unittests/Analysis/FlowSensitive/CMakeFiles/ClangAnalysisFlowSensitiveTests.dir/WatchedLiteralsSolverTest.cpp.o
29.505 [1295/33/5167] Building CXX object tools/clang/unittests/Analysis/FlowSensitive/CMakeFiles/ClangAnalysisFlowSensitiveTests.dir/TypeErasedDataflowAnalysisTest.cpp.o
29.517 [1295/32/5168] Building CXX object tools/clang/unittests/AST/CMakeFiles/ASTTests.dir/ASTImporterVisibilityTest.cpp.o
29.528 [1295/31/5169] Building CXX object tools/clang/unittests/AST/CMakeFiles/ASTTests.dir/ASTTraverserTest.cpp.o
29.530 [1295/30/5170] Building CXX object tools/clang/unittests/AST/CMakeFiles/ASTTests.dir/ASTContextParentMapTest.cpp.o
29.552 [1295/29/5171] Building CXX object tools/clang/unittests/AST/CMakeFiles/ASTTests.dir/ASTImporterTest.cpp.o
29.576 [1295/28/5172] Linking CXX executable unittests/Support/SupportTests
30.024 [1295/27/5173] Building CXX object tools/llvm-gpu-loader/CMakeFiles/llvm-gpu-loader.dir/llvm-gpu-loader.cpp.o
FAILED: tools/llvm-gpu-loader/CMakeFiles/llvm-gpu-loader.dir/llvm-gpu-loader.cpp.o 
ccache /usr/lib64/ccache/c++ -DGTEST_HAS_RTTI=0 -DLIBC_NAMESPACE=__llvm_libc_common_utils -DLLVM_BUILD_STATIC -D_DEBUG -D_GLIBCXX_ASSERTIONS -D_GNU_SOURCE -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/home/buildbots/llvm-external-buildbots/workers/ppc64le-lld-multistage-test/ppc64le-lld-multistage-test/build/stage1/tools/llvm-gpu-loader -I/home/buildbots/llvm-external-buildbots/workers/ppc64le-lld-multistage-test/ppc64le-lld-multistage-test/llvm-project/llvm/tools/llvm-gpu-loader -I/home/buildbots/llvm-external-buildbots/workers/ppc64le-lld-multistage-test/ppc64le-lld-multistage-test/build/stage1/include -I/home/buildbots/llvm-external-buildbots/workers/ppc64le-lld-multistage-test/ppc64le-lld-multistage-test/llvm-project/llvm/include -I/home/buildbots/llvm-external-buildbots/workers/ppc64le-lld-multistage-test/ppc64le-lld-multistage-test/llvm-project/cmake/Modules/../../libc -fPIC -fno-semantic-interposition -fvisibility-inlines-hidden -Werror=date-time -Wall -Wextra -Wno-unused-parameter -Wwrite-strings -Wcast-qual -Wno-missing-field-initializers -pedantic -Wno-long-long -Wimplicit-fallthrough -Wno-uninitialized -Wno-nonnull -Wno-class-memaccess -Wno-noexcept-type -Wdelete-non-virtual-dtor -Wno-comment -Wno-misleading-indentation -fdiagnostics-color -ffunction-sections -fdata-sections -O3 -DNDEBUG -std=c++17  -fno-exceptions -funwind-tables -fno-rtti -UNDEBUG -MD -MT tools/llvm-gpu-loader/CMakeFiles/llvm-gpu-loader.dir/llvm-gpu-loader.cpp.o -MF tools/llvm-gpu-loader/CMakeFiles/llvm-gpu-loader.dir/llvm-gpu-loader.cpp.o.d -o tools/llvm-gpu-loader/CMakeFiles/llvm-gpu-loader.dir/llvm-gpu-loader.cpp.o -c /home/buildbots/llvm-external-buildbots/workers/ppc64le-lld-multistage-test/ppc64le-lld-multistage-test/llvm-project/llvm/tools/llvm-gpu-loader/llvm-gpu-loader.cpp
In file included from /home/buildbots/llvm-external-buildbots/workers/ppc64le-lld-multistage-test/ppc64le-lld-multistage-test/llvm-project/cmake/Modules/../../libc/src/__support/CPP/type_traits.h:31,
                 from /home/buildbots/llvm-external-buildbots/workers/ppc64le-lld-multistage-test/ppc64le-lld-multistage-test/llvm-project/cmake/Modules/../../libc/src/stdio/printf_core/core_structs.h:15,
                 from /home/buildbots/llvm-external-buildbots/workers/ppc64le-lld-multistage-test/ppc64le-lld-multistage-test/llvm-project/cmake/Modules/../../libc/src/stdio/printf_core/converter.h:13,
                 from /home/buildbots/llvm-external-buildbots/workers/ppc64le-lld-multistage-test/ppc64le-lld-multistage-test/llvm-project/cmake/Modules/../../libc/src/__support/RPC/rpc_server.h:38,
                 from /home/buildbots/llvm-external-buildbots/workers/ppc64le-lld-multistage-test/ppc64le-lld-multistage-test/llvm-project/cmake/Modules/../../libc/shared/rpc_server.h:12,
                 from /home/buildbots/llvm-external-buildbots/workers/ppc64le-lld-multistage-test/ppc64le-lld-multistage-test/llvm-project/llvm/tools/llvm-gpu-loader/llvm-gpu-loader.h:16,
                 from /home/buildbots/llvm-external-buildbots/workers/ppc64le-lld-multistage-test/ppc64le-lld-multistage-test/llvm-project/llvm/tools/llvm-gpu-loader/llvm-gpu-loader.cpp:15:
/home/buildbots/llvm-external-buildbots/workers/ppc64le-lld-multistage-test/ppc64le-lld-multistage-test/llvm-project/cmake/Modules/../../libc/src/__support/CPP/type_traits/is_constant_evaluated.h: In function ‘constexpr bool __llvm_libc_common_utils::cpp::is_constant_evaluated()’:
/home/buildbots/llvm-external-buildbots/workers/ppc64le-lld-multistage-test/ppc64le-lld-multistage-test/llvm-project/cmake/Modules/../../libc/src/__support/CPP/type_traits/is_constant_evaluated.h:18:10: error: ‘__builtin_is_constant_evaluated’ was not declared in this scope
   return __builtin_is_constant_evaluated();
          ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
/home/buildbots/llvm-external-buildbots/workers/ppc64le-lld-multistage-test/ppc64le-lld-multistage-test/llvm-project/cmake/Modules/../../libc/src/__support/CPP/type_traits/is_constant_evaluated.h:18:10: note: suggested alternative: ‘is_constant_evaluated’
   return __builtin_is_constant_evaluated();
          ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
          is_constant_evaluated
In file included from /home/buildbots/llvm-external-buildbots/workers/ppc64le-lld-multistage-test/ppc64le-lld-multistage-test/llvm-project/cmake/Modules/../../libc/src/__support/FPUtil/FPBits.h:25,
                 from /home/buildbots/llvm-external-buildbots/workers/ppc64le-lld-multistage-test/ppc64le-lld-multistage-test/llvm-project/cmake/Modules/../../libc/src/stdio/printf_core/core_structs.h:16,
                 from /home/buildbots/llvm-external-buildbots/workers/ppc64le-lld-multistage-test/ppc64le-lld-multistage-test/llvm-project/cmake/Modules/../../libc/src/stdio/printf_core/converter.h:13,
                 from /home/buildbots/llvm-external-buildbots/workers/ppc64le-lld-multistage-test/ppc64le-lld-multistage-test/llvm-project/cmake/Modules/../../libc/src/__support/RPC/rpc_server.h:38,
                 from /home/buildbots/llvm-external-buildbots/workers/ppc64le-lld-multistage-test/ppc64le-lld-multistage-test/llvm-project/cmake/Modules/../../libc/shared/rpc_server.h:12,
                 from /home/buildbots/llvm-external-buildbots/workers/ppc64le-lld-multistage-test/ppc64le-lld-multistage-test/llvm-project/llvm/tools/llvm-gpu-loader/llvm-gpu-loader.h:16,
                 from /home/buildbots/llvm-external-buildbots/workers/ppc64le-lld-multistage-test/ppc64le-lld-multistage-test/llvm-project/llvm/tools/llvm-gpu-loader/llvm-gpu-loader.cpp:15:
/home/buildbots/llvm-external-buildbots/workers/ppc64le-lld-multistage-test/ppc64le-lld-multistage-test/llvm-project/cmake/Modules/../../libc/src/__support/math_extras.h: In function ‘constexpr __llvm_libc_common_utils::cpp::enable_if_t<is_unsigned_v<T>, T> __llvm_libc_common_utils::add_with_carry(T, T, T, T&)’:
/home/buildbots/llvm-external-buildbots/workers/ppc64le-lld-multistage-test/ppc64le-lld-multistage-test/llvm-project/cmake/Modules/../../libc/src/__support/math_extras.h:77:44:   in ‘constexpr’ expansion of ‘__llvm_libc_common_utils::cpp::is_constant_evaluated()’
/home/buildbots/llvm-external-buildbots/workers/ppc64le-lld-multistage-test/ppc64le-lld-multistage-test/llvm-project/cmake/Modules/../../libc/src/__support/math_extras.h:77:46: error: ‘constexpr’ call flows off the end of the function
   if constexpr (!cpp::is_constant_evaluated()) {
                                              ^
/home/buildbots/llvm-external-buildbots/workers/ppc64le-lld-multistage-test/ppc64le-lld-multistage-test/llvm-project/cmake/Modules/../../libc/src/__support/math_extras.h: In function ‘constexpr __llvm_libc_common_utils::cpp::enable_if_t<is_unsigned_v<T>, T> __llvm_libc_common_utils::sub_with_borrow(T, T, T, T&)’:
/home/buildbots/llvm-external-buildbots/workers/ppc64le-lld-multistage-test/ppc64le-lld-multistage-test/llvm-project/cmake/Modules/../../libc/src/__support/math_extras.h:103:44:   in ‘constexpr’ expansion of ‘__llvm_libc_common_utils::cpp::is_constant_evaluated()’
/home/buildbots/llvm-external-buildbots/workers/ppc64le-lld-multistage-test/ppc64le-lld-multistage-test/llvm-project/cmake/Modules/../../libc/src/__support/math_extras.h:103:46: error: ‘constexpr’ call flows off the end of the function
   if constexpr (!cpp::is_constant_evaluated()) {
                                              ^
In file included from /home/buildbots/llvm-external-buildbots/workers/ppc64le-lld-multistage-test/ppc64le-lld-multistage-test/llvm-project/cmake/Modules/../../libc/src/stdio/printf_core/core_structs.h:16,
                 from /home/buildbots/llvm-external-buildbots/workers/ppc64le-lld-multistage-test/ppc64le-lld-multistage-test/llvm-project/cmake/Modules/../../libc/src/stdio/printf_core/converter.h:13,
                 from /home/buildbots/llvm-external-buildbots/workers/ppc64le-lld-multistage-test/ppc64le-lld-multistage-test/llvm-project/cmake/Modules/../../libc/src/__support/RPC/rpc_server.h:38,
                 from /home/buildbots/llvm-external-buildbots/workers/ppc64le-lld-multistage-test/ppc64le-lld-multistage-test/llvm-project/cmake/Modules/../../libc/shared/rpc_server.h:12,
                 from /home/buildbots/llvm-external-buildbots/workers/ppc64le-lld-multistage-test/ppc64le-lld-multistage-test/llvm-project/llvm/tools/llvm-gpu-loader/llvm-gpu-loader.h:16,

```

</details>

https://github.com/llvm/llvm-project/pull/132096

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